http://www.bouncycastle.org/java.html: The Bouncy Castle Crypto package is a Java implementation of cryptographic algorithms. This jar contains JCE provider and lightweight API for the Bouncy Castle Cryptography APIs for JDK 1.5. 
class org.bouncycastle.asn1.IndefiniteLengthInputStream extends org.bouncycastle.asn1.LimitedInputStream
  minor version: 0
  major version: 59
  flags: flags: (0x0020) ACC_SUPER
  this_class: org.bouncycastle.asn1.IndefiniteLengthInputStream
  super_class: org.bouncycastle.asn1.LimitedInputStream
{
  private int _b1;
    descriptor: I
    flags: (0x0002) ACC_PRIVATE

  private int _b2;
    descriptor: I
    flags: (0x0002) ACC_PRIVATE

  private boolean _eofReached;
    descriptor: Z
    flags: (0x0002) ACC_PRIVATE

  private boolean _eofOn00;
    descriptor: Z
    flags: (0x0002) ACC_PRIVATE

  void <init>(java.io.InputStream, int);
    descriptor: (Ljava/io/InputStream;I)V
    flags: (0x0000) 
    Code:
      stack=3, locals=3, args_size=3
        start local 0 // org.bouncycastle.asn1.IndefiniteLengthInputStream this
        start local 1 // java.io.InputStream in
        start local 2 // int limit
         0: .line 20
            aload 0 /* this */
            aload 1 /* in */
            iload 2 /* limit */
            invokespecial org.bouncycastle.asn1.LimitedInputStream.<init>:(Ljava/io/InputStream;I)V
         1: .line 12
            aload 0 /* this */
            iconst_0
            putfield org.bouncycastle.asn1.IndefiniteLengthInputStream._eofReached:Z
         2: .line 13
            aload 0 /* this */
            iconst_1
            putfield org.bouncycastle.asn1.IndefiniteLengthInputStream._eofOn00:Z
         3: .line 22
            aload 0 /* this */
            aload 1 /* in */
            invokevirtual java.io.InputStream.read:()I
            putfield org.bouncycastle.asn1.IndefiniteLengthInputStream._b1:I
         4: .line 23
            aload 0 /* this */
            aload 1 /* in */
            invokevirtual java.io.InputStream.read:()I
            putfield org.bouncycastle.asn1.IndefiniteLengthInputStream._b2:I
         5: .line 25
            aload 0 /* this */
            getfield org.bouncycastle.asn1.IndefiniteLengthInputStream._b2:I
            ifge 7
         6: .line 28
            new java.io.EOFException
            dup
            invokespecial java.io.EOFException.<init>:()V
            athrow
         7: .line 31
      StackMap locals: org.bouncycastle.asn1.IndefiniteLengthInputStream java.io.InputStream int
      StackMap stack:
            aload 0 /* this */
            invokevirtual org.bouncycastle.asn1.IndefiniteLengthInputStream.checkForEof:()Z
            pop
         8: .line 32
            return
        end local 2 // int limit
        end local 1 // java.io.InputStream in
        end local 0 // org.bouncycastle.asn1.IndefiniteLengthInputStream this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    9     0   this  Lorg/bouncycastle/asn1/IndefiniteLengthInputStream;
            0    9     1     in  Ljava/io/InputStream;
            0    9     2  limit  I
    Exceptions:
      throws java.io.IOException
    MethodParameters:
       Name  Flags
      in     
      limit  

  void setEofOn00(boolean);
    descriptor: (Z)V
    flags: (0x0000) 
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // org.bouncycastle.asn1.IndefiniteLengthInputStream this
        start local 1 // boolean eofOn00
         0: .line 37
            aload 0 /* this */
            iload 1 /* eofOn00 */
            putfield org.bouncycastle.asn1.IndefiniteLengthInputStream._eofOn00:Z
         1: .line 38
            aload 0 /* this */
            invokevirtual org.bouncycastle.asn1.IndefiniteLengthInputStream.checkForEof:()Z
            pop
         2: .line 39
            return
        end local 1 // boolean eofOn00
        end local 0 // org.bouncycastle.asn1.IndefiniteLengthInputStream this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    3     0     this  Lorg/bouncycastle/asn1/IndefiniteLengthInputStream;
            0    3     1  eofOn00  Z
    MethodParameters:
         Name  Flags
      eofOn00  

  private boolean checkForEof();
    descriptor: ()Z
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // org.bouncycastle.asn1.IndefiniteLengthInputStream this
         0: .line 43
            aload 0 /* this */
            getfield org.bouncycastle.asn1.IndefiniteLengthInputStream._eofReached:Z
            ifne 3
            aload 0 /* this */
            getfield org.bouncycastle.asn1.IndefiniteLengthInputStream._eofOn00:Z
            ifeq 3
            aload 0 /* this */
            getfield org.bouncycastle.asn1.IndefiniteLengthInputStream._b1:I
            ifne 3
            aload 0 /* this */
            getfield org.bouncycastle.asn1.IndefiniteLengthInputStream._b2:I
            ifne 3
         1: .line 45
            aload 0 /* this */
            iconst_1
            putfield org.bouncycastle.asn1.IndefiniteLengthInputStream._eofReached:Z
         2: .line 46
            aload 0 /* this */
            iconst_1
            invokevirtual org.bouncycastle.asn1.IndefiniteLengthInputStream.setParentEofDetect:(Z)V
         3: .line 48
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.bouncycastle.asn1.IndefiniteLengthInputStream._eofReached:Z
            ireturn
        end local 0 // org.bouncycastle.asn1.IndefiniteLengthInputStream this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    4     0  this  Lorg/bouncycastle/asn1/IndefiniteLengthInputStream;

  public int read(byte[], int, int);
    descriptor: ([BII)I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=5, args_size=4
        start local 0 // org.bouncycastle.asn1.IndefiniteLengthInputStream this
        start local 1 // byte[] b
        start local 2 // int off
        start local 3 // int len
         0: .line 55
            aload 0 /* this */
            getfield org.bouncycastle.asn1.IndefiniteLengthInputStream._eofOn00:Z
            ifne 1
            iload 3 /* len */
            iconst_3
            if_icmpge 2
         1: .line 57
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            aload 1 /* b */
            iload 2 /* off */
            iload 3 /* len */
            invokespecial org.bouncycastle.asn1.LimitedInputStream.read:([BII)I
            ireturn
         2: .line 60
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.bouncycastle.asn1.IndefiniteLengthInputStream._eofReached:Z
            ifeq 4
         3: .line 62
            iconst_m1
            ireturn
         4: .line 65
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.bouncycastle.asn1.IndefiniteLengthInputStream._in:Ljava/io/InputStream;
            aload 1 /* b */
            iload 2 /* off */
            iconst_2
            iadd
            iload 3 /* len */
            iconst_2
            isub
            invokevirtual java.io.InputStream.read:([BII)I
            istore 4 /* numRead */
        start local 4 // int numRead
         5: .line 67
            iload 4 /* numRead */
            ifge 7
         6: .line 70
            new java.io.EOFException
            dup
            invokespecial java.io.EOFException.<init>:()V
            athrow
         7: .line 73
      StackMap locals: int
      StackMap stack:
            aload 1 /* b */
            iload 2 /* off */
            aload 0 /* this */
            getfield org.bouncycastle.asn1.IndefiniteLengthInputStream._b1:I
            i2b
            bastore
         8: .line 74
            aload 1 /* b */
            iload 2 /* off */
            iconst_1
            iadd
            aload 0 /* this */
            getfield org.bouncycastle.asn1.IndefiniteLengthInputStream._b2:I
            i2b
            bastore
         9: .line 76
            aload 0 /* this */
            aload 0 /* this */
            getfield org.bouncycastle.asn1.IndefiniteLengthInputStream._in:Ljava/io/InputStream;
            invokevirtual java.io.InputStream.read:()I
            putfield org.bouncycastle.asn1.IndefiniteLengthInputStream._b1:I
        10: .line 77
            aload 0 /* this */
            aload 0 /* this */
            getfield org.bouncycastle.asn1.IndefiniteLengthInputStream._in:Ljava/io/InputStream;
            invokevirtual java.io.InputStream.read:()I
            putfield org.bouncycastle.asn1.IndefiniteLengthInputStream._b2:I
        11: .line 79
            aload 0 /* this */
            getfield org.bouncycastle.asn1.IndefiniteLengthInputStream._b2:I
            ifge 13
        12: .line 82
            new java.io.EOFException
            dup
            invokespecial java.io.EOFException.<init>:()V
            athrow
        13: .line 85
      StackMap locals:
      StackMap stack:
            iload 4 /* numRead */
            iconst_2
            iadd
            ireturn
        end local 4 // int numRead
        end local 3 // int len
        end local 2 // int off
        end local 1 // byte[] b
        end local 0 // org.bouncycastle.asn1.IndefiniteLengthInputStream this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0   14     0     this  Lorg/bouncycastle/asn1/IndefiniteLengthInputStream;
            0   14     1        b  [B
            0   14     2      off  I
            0   14     3      len  I
            5   14     4  numRead  I
    Exceptions:
      throws java.io.IOException
    MethodParameters:
      Name  Flags
      b     
      off   
      len   

  public int read();
    descriptor: ()I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=3, args_size=1
        start local 0 // org.bouncycastle.asn1.IndefiniteLengthInputStream this
         0: .line 91
            aload 0 /* this */
            invokevirtual org.bouncycastle.asn1.IndefiniteLengthInputStream.checkForEof:()Z
            ifeq 2
         1: .line 93
            iconst_m1
            ireturn
         2: .line 96
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.bouncycastle.asn1.IndefiniteLengthInputStream._in:Ljava/io/InputStream;
            invokevirtual java.io.InputStream.read:()I
            istore 1 /* b */
        start local 1 // int b
         3: .line 98
            iload 1 /* b */
            ifge 5
         4: .line 101
            new java.io.EOFException
            dup
            invokespecial java.io.EOFException.<init>:()V
            athrow
         5: .line 104
      StackMap locals: int
      StackMap stack:
            aload 0 /* this */
            getfield org.bouncycastle.asn1.IndefiniteLengthInputStream._b1:I
            istore 2 /* v */
        start local 2 // int v
         6: .line 106
            aload 0 /* this */
            aload 0 /* this */
            getfield org.bouncycastle.asn1.IndefiniteLengthInputStream._b2:I
            putfield org.bouncycastle.asn1.IndefiniteLengthInputStream._b1:I
         7: .line 107
            aload 0 /* this */
            iload 1 /* b */
            putfield org.bouncycastle.asn1.IndefiniteLengthInputStream._b2:I
         8: .line 109
            iload 2 /* v */
            ireturn
        end local 2 // int v
        end local 1 // int b
        end local 0 // org.bouncycastle.asn1.IndefiniteLengthInputStream this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    9     0  this  Lorg/bouncycastle/asn1/IndefiniteLengthInputStream;
            3    9     1     b  I
            6    9     2     v  I
    Exceptions:
      throws java.io.IOException
}
SourceFile: "IndefiniteLengthInputStream.java"